Home / 506,380,053.36-698,833,760.58-283,359,787.95

Finding the Fourth Proportional to 506,380,053.36, 698,833,760.58 and 283,359,787.95

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Solution

The fourth proportional to 506,380,053.36, 698,833,760.58 and 283,359,787.95 is: 391,052,895.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,380,053.36 : 698,833,760.58 = 283,359,787.95 : x
  2. Step 2: Convert to fraction form
    506,380,053.36/698,833,760.58 = 283,359,787.95/x
  3. Step 3: Cross multiply
    506,380,053.36x = 698,833,760.58 × 283,359,787.95
  4. Step 4: Simplify right side
    506,380,053.36x = 198,021,386,210,249,888
  5. Step 5: Solve for x
    x = 198,021,386,210,249,888/506,380,053.36
  6. Step 6: Final answer
    x = 391,052,895.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.